Case History
FASTrak LWD Service Acquires Downhole Samples in Challenging Well Increased reservoir knowledge in Trinidad and Tobago lower reservoir
Benefits
Increased reservoir knowledge through real-time analysis of downhole fluid properties
Acquired fluid samples immediately after drilling, minimizing mud filtrate invasion and pump-out time
Provided accurate pressure testing
Background and challenges
Determine the presence of gas condensate in deepest part of reservoir
Perform real-time downhole fluid analysis, collect samples, and gather formation pressure and mobility data
Baker Hughes solution and results
FASTrak LWD service
SmartPad™ closed-loop sealing system
SmarTest™ intelligent testing system
Successfully performed pressure testing, real-time fluid analysis, and collection of single-phase samples
Increased reservoir knowledge for enhanced drilling efficiency and safety
BP Trinidad and Tobago needed to acquire samples from the deepest part of a reservoir to determine the presence of gas condensate. Analyses from existing fluid samples taken from the upper reservoir, using a competitor’s wireline formation testing tool, suggested a very dry gas accumulation. Samples from the reservoir’s lower section would enable multiphase meters to be accurately calibrated should liquids be present. The Baker Hughes FASTrak™ LWD fluid analysis sampling and testing service conducted the operation, using the Baker Hughes SmartPad™ closed-loop sealing system and the Baker Hughes
James DeLeon, Andre Gutgold, and Dave Taylor holding the first Single Phase Tank that was filled downhole using the FASTrak LWD service.
SmarTest™ intelligent testing system. Together, these systems enabled successful pressure testing and real-time fluid analysis and facilitated the recovery of three samples from the lower reservoir. By enabling full formation testing in all deviated and horizontal wells, including extended-reach and deepwater wells, the FASTrak LWD service provided BP with a safe, cost-effective alternative to wireline that can be used in even the most challenging test environment. The service also provides an enhanced understanding of reservoirs once considered too risky or costly to test.
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